Research Article
Physicochemical Characterisation of Water and Sediment of the Semimechanized Artisanal Gold Mining Environment of the Béké Locality
Table 2
Major ions concentrations in water samples.
| Analyzed parameters | Samples | WHO norm | W3 | W4 | W5 |
| Phosphate PO43− (mg/l) | 0 | 0 | 0 | 5 mg/l | Sulphates SO42− (mg/l) | 0 | 0.81 | 1.62 | 250 mg/l | Nitrates NO3− (mg/l) | 0.045 | 0.4 | 0.75 | 50 mg/l | Chlorides Cl− (mg/l) | 45 | 45.45 | 44.55 | 250 mg/l | Sodium Na+ (mg/l) | 0.56 | 2.24 | 3.92 | 200 mg/l | Calcium Ca2+ (mg/l) | 65 | 67.43 | 62.57 | 100 mg/l |
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